DTC P1D93 (232)

DTC P1D93  : PCU Coolant Over Temperature

NOTE:  Before you troubleshoot, review the general troubleshooting information .

DTC (Electric Powertrain)

1. DTC check

   -1. Turn the vehicle to the ON mode.

   -2. Check for Pending or Confirmed DTCs with the HDS.

   DTC Description	Confirmed DTC	Pending DTC	Freeze Frame
   P0634 PCU Internal Temperature Too High
   P0A3C Traction Motor Inverter Over Temperature
   P0A3E Generator Motor Inverter Over Temperature
   P0D32 DC-DC Converter Over Temperature (Traction Motor Control Module Detected)
   P1D7B Reactor Over Temperature (Traction Motor Control Module Detected)
   P1F3C VCU Over Temperature

   Is DTC P0634, P0A3C, P0A3E, P0D32, P1D7B or P1F3C indicated?

   YES 

   Go to the indicated DTC's troubleshooting.

   NO 

   Go to step 2.

2. Problem verification

   -1. Test-drive the vehicle in the range of the recorded freeze data parameters.

   Freeze Data

   -2. Monitor the OBD STATUS for DTC P1D93 in the DTCs MENU with the HDS.

   DTC Description	OBD STATUS
   P1D93 PCU Coolant Over Temperature

   Does the HDS indicate FAILED?

   YES 

   Go to step 3.

   NO 

   If the HDS indicates PASSED, the system is OK at this time but has an intermittent failure. If the HDS indicates NOT COMPLETED, keep test-driving until an indication comes on. If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot.

3. PCU coolant circuit check

   -1. Do the PCU coolant circuit inspection .

   Is it OK?

   YES 

   Check the cooling fan operation. If it is OK, replace the PCU coolant temperature sensor .

   NO 

   Repair or replace parts as needed.